฿3,710 Cheap Flights from Washington (IAD) to Chicago (ORD)

Round-trip flights from Washington Dulles Intl. Airport (IAD) to ORD start from . This is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don’t miss out. Prices and availability are subject to change. Additional terms apply.

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Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Dulles Intl. Airport to O’Hare Intl. Airport (ORD) flights, you’ll see a “no change fees” filter for you to select.

With a flight distance of 950 kilometres, it’s just a hop from IAD to O’Hare Airport. It might be a quick journey, but it’s still worth bringing something to read.

Offering 152 monthly flights, United Airlines (UA) is a great choice when flying straight from Washington Dulles Intl. Airport (IAD) to ORD.

Flight prices go up and down like a yo-yo, so there are no guarantees. While last-minute flight deals between Washington Dulles Intl. Airport (IAD) and O’Hare Intl. Airport (ORD) are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers publicize their prices up to a year ahead of the departure date. Expedia is constantly updating the best bargains around, so keep checking and be ready to lock in your seat when the price is low.